6-24
Inspect the drive belt, tension bearing and fan
hub.
NOT OK
INSPECTION OF COOLING FAN
Personal injury can result from a fan blade
failure. Never pull or pry on the fan. This can
damage the fan blade and cause fan failure.
Rotate the crankshaft by using the engine
barring gear.
A visual inspection of the cooling fan is
required daily.
Check for cracks, loose rivets, and bent or
loose blades.
Check the fan to make sure it is securely
mounted. Tighten the capscrews if necessary.
Replace any fan that is damaged.
D11076MI63
D11076MI29A
(3)
7)
FAN BELT TENSION
Measure the belt deflection at the longest span
of the belt.
Maximum deflection : 12mm(0.5in)
Inspect the drive for damage.
OK
NOT OK
D11076MI08
13036MI03
6)
(1)
(2)